No. 2 Maria Sharapova

Annual earnings: $22.5 million Career prize money: $12.6 million Grand Slam titles: Three

Injuries sidelined tennis' glamour queen for much of the past year. She maintains her roster of blue-chip sponsors like Nike, Canon, Tiffany and Land Rover. She also struck a new deal with Unilever to pitch their dandruff shampoo Clear for a reported $2.5 million a year.